Ultimate X-Men (Collected Editions) is a 6-book series with 6 primary works first released in 2001 with contributions by Andy Kubert, Adam Kubert, and 8 others.
2002 • 5 Readers • 336 pages • 3.7
2003 • 2 Readers • 312 pages • 5
2005 • 2 Readers • 5
2006 • 2 Readers • 5